Infrared Thermometer
ST840

Noncontact measuring.
Inside laser aimer.
White backlight LCD.
D:S=12:1
Auto-data hold and auto-turn off (Auto turn
off after 15sec. when release the button).
A great many of emissivity symbol.
Use abroad: can used for food, safety-inspect,
fire inspect, power vehicle and diesel engine,
plastic factory etc.
Can select ºC/ºF.

TECHNOLOGY SPECIFICTIONS
Resolution: 0.2ºC(0.4ºF)
Measuring range: -25~840ºC(-13~1,544ºF)
Response time: 0.5sec
Spectral response: 6~14μm
Emissivity: 0.99/0.95/0.89/0.85/0.79/0.75
Battery: one 9V battery
Measuring precision: -25~840ºC, ±(1.5%+1ºC)
-13~1,544ºF, ±(1.5%+1ºF)
Ambient operating range: -10~40ºC(14~104ºF)
Relative humidity: 10~80%RH